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SO2 + 2 NaO = Na2SO4
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Au + NaCN + H2O + O2 = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + 2 H2O + O2 = 4 NaAu(CN)2 + 4 NaOH
H2SO4 + Pb(C2H3O2)2 = Pb(SO4) + HC2H3O2 =>
H2SO4 + Pb(C2H3O2)2 = Pb(SO4) + 2 HC2H3O2
(RCOO)3C17H35 + NaOH = RCOONa + C17H35(OH)3 =>
(RCOO)3C17H35 + 3 NaOH = 3 RCOONa + C17H35(OH)3
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
H3PO4 + Al(OH)3 = H2O + (PO4)Al =>
H3PO4 + Al(OH)3 = 3 H2O + (PO4)Al
CuI + NaOH = Cu(OH)2 + Na + I =>
CuI + 2 NaOH = Cu(OH)2 + 2 Na + I
C3H8O = C3H6O + H2 =>
C3H8O = C3H6O + H2
Na2SO2 + KMn2O7 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
9 Na2SO2 + 4 KMn2O7 + 10 H2SO4 = 9 Na2SO4 + 8 MnSO4 + 2 K2SO4 + 10 H2O
(NH3)2 + O2 = (NO)2 + H2O =>
2(NH3)2 + 5 O2 = 2(NO)2 + 6 H2O
AgCl + NH3 = [Ag(NH3)2]Cl =>
AgCl + 2 NH3 = [Ag(NH3)2]Cl
P + F2 = PF2 =>
P + F2 = PF2
C4H6O4 + O2 = H2O + CO2 =>
2 C4H6O4 + 7 O2 = 6 H2O + 8 CO2
NH4SCN + H2O = NH4OH + HSCN =>
NH4SCN + H2O = NH4OH + HSCN
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
HSO3 + H2O2 = SO4 + H2O =>
2 HSO3 + 3 H2O2 = 2 SO4 + 4 H2O
MgSiO3 + H2 = SiH4 + MgO + H2O =>
MgSiO3 + 4 H2 = SiH4 + MgO + 2 H2O
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
K2CrO4 + CuSO4 = KCuSO4 + CrO4 =>
K2CrO4 + 2 CuSO4 = 2 KCuSO4 + CrO4
H2 + C + N2 = HCN =>
H2 + 2 C + N2 = 2 HCN
NaCl + NaOH = Na + HCl + O2 =>
2 NaCl + 2 NaOH = 4 Na + 2 HCl + O2
KI(aq) + Cl2(aq) = KCl + I2 =>
2 KI(aq) + Cl2(aq) = 2 KCl + I2
Mn + Cl2 = MnCl7 =>
2 Mn + 7 Cl2 = 2 MnCl7
Al2(SO4)3 + K2SO4 = KAl(SO4)2 =>
Al2(SO4)3 + K2SO4 = 2 KAl(SO4)2
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
NaSO4 + CaCl = NaCl + CaSO4 =>
NaSO4 + CaCl = NaCl + CaSO4
Ag + CN = Ag(CN) =>
Ag + CN = Ag(CN)
S + CuSO4 = SSO4 + Cu =>
S + CuSO4 = SSO4 + Cu
CuSO4 + HBr = CuBr + HSO4 =>
CuSO4 + HBr = CuBr + HSO4
Hg2(NO3)2 + KOH = Hg2(OH)2 + KNO3 =>
Hg2(NO3)2 + 2 KOH = Hg2(OH)2 + 2 KNO3
C7H5N3O6 = N2 + CO2 + H2O + C =>
4 C7H5N3O6 = 6 N2 + 7 CO2 + 10 H2O + 21 C
Li(s) + HBr(aq) = LiBr2(s) + H2(g) =>
Li(s) + 2 HBr(aq) = LiBr2(s) + H2(g)
H2S + KClO3 = KCl + H2O + S =>
3 H2S + KClO3 = KCl + 3 H2O + 3 S
Fe2O3 + I2 = FeI3 + O2I2 =>
2 Fe2O3 + 9 I2 = 4 FeI3 + 3 O2I2
Nd + HF = NdF3 + H =>
Nd + 3 HF = NdF3 + 3 H
CS2 + Cl = CCl4 + S2Cl =>
CS2 + 5 Cl = CCl4 + S2Cl
C2H2 + CH4 = C3H8 =>
2 C2H2 + 5 CH4 = 3 C3H8
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
CaSiO3(s) + HF(g) = CaF2(s) + H2O(l) + SiF4(g) =>
CaSiO3(s) + 6 HF(g) = CaF2(s) + 3 H2O(l) + SiF4(g)
AlF3 + Li2SO3 = LiF + Al2(SO3)3 =>
2 AlF3 + 3 Li2SO3 = 6 LiF + Al2(SO3)3
CaCO3 + HBr = CaBr + HCO3 =>
CaCO3 + HBr = CaBr + HCO3
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KNO2 + K2CrO4 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + 2 K2CrO4 + 10 HNO3 = 7 KNO3 + 2 Cr(NO3)3 + 5 H2O
Cr + FeCl3 = CrCl3 + Fe =>
Cr + FeCl3 = CrCl3 + Fe
Cu + O = Cu2O =>
2 Cu + O = Cu2O
Mg + ZnS = MgZnS =>
Mg + ZnS = MgZnS
Sn + FeCl2 = SnCl2 + Fe =>
Sn + FeCl2 = SnCl2 + Fe
Sc + S = ScS =>
Sc + S = ScS
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